Added parsing utility for stl files, updated test script.

src/stl_parser.py

@@ -0,0 +1,59 @@
+"""! @file main.py
+    @brief Utility for parsing STL file header
+    @author xlanro00
+"""
+
+# Import basic libraries
+import argparse as ap
+import sys
+from os.path import exists
+
+
+def main():
+    """ Main function
+    Parses stl file header to get info about generated fingerprint.
+    """
+    # Parse arguments
+    parser = ap.ArgumentParser(description='Command line utility for parsing fingerprint STL file header')
+    parser.add_argument('file', type=str, help='STL file')
+    args = parser.parse_args()
+
+    # Check if file exists
+    if not exists(args.file):
+        sys.stderr.write('Error: File does not exist')
+        sys.exit(1)
+    with open(args.file, "rb") as f:
+        header = f.read(80).decode('UTF-8')
+    #print(header, file=sys.stderr)
+    header = header.split('\n')[0]
+    header_arr = header.split('\\')
+    input_file = header_arr[0]
+    dpi = header_arr[1]
+    
+    if exists(header_arr[2]):
+        config = header_arr[2]
+        preset = header_arr[3]
+    else:
+        filters = header_arr[2]
+
+    mode = header_arr[-1]
+    
+    if (mode == "P"):
+        height_base = header_arr[-2]
+        height_line = header_arr[-3]
+        print(input_file, dpi, config, preset, mode,
+              height_base, height_line, sep='\n')
+    elif (mode == "C"):
+        curv_rate_y = header_arr[-2]
+        curv_rate_x = header_arr[-3]
+        height_base = header_arr[-4]
+        height_line = header_arr[-5]
+        print(input_file, dpi, config, preset, mode,
+              height_base, height_line, curv_rate_x, curv_rate_y, sep='\n')
+    elif (mode == "M"):
+        pass
+
+    sys.exit(1)
+
+
+main()

src/test.sh

@@ -2,52 +2,80 @@
 # test script to apply filters to all files in a directory
 # author: Rostislav Lán
 
-# activate virtual environment
+# activate virtual environment when using this script
+# this is necessary to run the script using the correct python and libraries versions
 source .venv/bin/activate
 
-#----------------------------Settings------------------------------#
+#----------------------------Configuration------------------------------#
 
 # place all image files to one folder
-input_path=res/test/ZK10R/p*
+input_path=res/test/test-skript
-exec_path=src/main.py
 
-# this is very important, run this on directories containing files with the same dpi!!!!!!!!!!!!!!!!!!
+# !!!!!!!!!!!!!!!!!!
+# this is very important, run this on directories containing files with the same dpi
 dpi=500
+# !!!!!!!!!!!!!!!!!!
 
-# reccomend png, it's supported by opencv
+# recommend png, it's supported by opencv
-format=png
+format=jpg
 
 # name of configuration file
-config_file=config/config-test.json
+config_file=conf/conf.json
 
 # name of preset in conf. file
 #presets=("strong" "test-weak" "test-repeat" "test-strong")
-presets=("test-very-strong")
+presets=("ridge" "weak")
 
-generate_stl=false
+# generate stl files and set generation mode {"planar", "curved", "mapped"}
+generate_stl=true
+generate_stl_mode="planar"
+
+# in 1/10 of milimeters
+height_line=2
+height_base=3
+curv_x=1.5
+curv_y=4
 
 #----------------------------Application---------------------------#
 
 # function to apply filter to all files in directory
 apply_filter() {
-    for file in ${file_arr[@]}
+    for in in ${file_arr[@]}
     do
-        if test -f "$file"
+        # check that the file exists
+        if test -f "$in"
         then
-            in=$file
+            # append preset name to filename for easier identification, if not generating stl (that would result in very long names)
-            out="${in%%${match1}*}_$preset${match1}$format"
+            if $generate_stl; then
+                out="${in%%${match1}*}${match1}$format"
+            else
+                out="${in%%${match1}*}_$preset${match1}$format"
+            fi
+
+            # skip stl files and files with preset name in them
+            if [[ $in == *".stl"* ]] || [[ $in == *_* ]]; then
+               ((j++))
+               continue
+            fi
 
-            # check if file already has one of the filter names in it
-            #if [[ " ${presets[*]} " =~ " ${preset} " ]]; then
-            #    ((j++))
-            #    continue
-            #fi
             ((i++))
-            echo "File no. $i: $in"
+            echo -e "|\n|----------------------- File no. $i: $in ------------------------------|\n"
-            if [[ "$generate_stl" = true ]]; then
+
-                echo "Generating STL"
+            if $generate_stl; then
-                echo $in
+                ((i++))
-                python3 $exec_path $in $out $dpi -c $config_file $1 --stl "${in%%${match1}*}_$preset${match1}stl" 3 10 -p || break
+                if [[ "$generate_stl_mode" = "planar" ]]; then
+                    python3 $exec_path $in $out $dpi -c $config_file $1 --stl p $height_line $height_base || break
+
+                elif [[ "$generate_stl" = "curved" ]]; then
+                    python3 $exec_path $in $out $dpi -c $config_file $1 --stl c $height_line $height_base $curv_x $curv_y || break
+
+                elif [[ "$generate_stl" = "mapped" ]]; then
+                    pass
+                    python3 $exec_path $in $out $dpi -c $config_file $1 --stl m $height_line $height_base $fp_file|| break
+                else
+                    echo "Invalid stl generation mode"
+                    break
+                fi
             else
                 python3 $exec_path $in $out $dpi -c $config_file $1 || break
             fi
@@ -59,26 +87,27 @@ apply_filter() {
 }
 
 # for pattern matching in filenames
+exec_path=src/main.py
 match1=.
 match2=/
 i=0
 j=0
 file_arr=()
 
-# get all filenames in all directories
+# get all filenames in all subdirectories
 for file in $input_path/*
 do
     file_arr=("${file_arr[@]}" "$file")
 done
 
-# apply all given presets to all the files
+# apply all given filter presets to all the discovered files
 for preset in ${presets[@]}
 do
-    echo -e "\n|-----------------------Filter "$preset"------------------------------|\n"
+    echo -e "\n|----------------------- Filter "$preset" ------------------------------|\n|"
     j=0
     apply_filter $preset $j
-    if [ ! "$j" -eq "0" ]; then
-        echo -e "Skipped $j files"
-    fi
 done
-echo "Processed $i files"
+
+echo -e "\n|--------------------------- Done ----------------------------------|\n"
+echo "Skipped $j files"
+echo "Generated $i files"